Home / 8,135.10-12,196.98-3,746.52

Finding the Fourth Proportional to 8,135.10, 12,196.98 and 3,746.52

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Solution

The fourth proportional to 8,135.10, 12,196.98 and 3,746.52 is: 5,617.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.10 : 12,196.98 = 3,746.52 : x
  2. Step 2: Convert to fraction form
    8,135.10/12,196.98 = 3,746.52/x
  3. Step 3: Cross multiply
    8,135.10x = 12,196.98 × 3,746.52
  4. Step 4: Simplify right side
    8,135.10x = 45,696,229.51
  5. Step 5: Solve for x
    x = 45,696,229.51/8,135.10
  6. Step 6: Final answer
    x = 5,617.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.